    <SEC-DOCUMENT>0001104659-20-116295-index.html : 20201020
    <SEC-HEADER>0001104659-20-116295.hdr.sgml : 20201020
    <ACCEPTANCE-DATETIME>20201020092027
    ACCESSION NUMBER:		0001104659-20-116295
    CONFORMED SUBMISSION TYPE:	DEFA14A
    PUBLIC DOCUMENT COUNT:		6
    FILED AS OF DATE:		20201020
    DATE AS OF CHANGE:		20201020
    EFFECTIVENESS DATE:		20201020

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Mountain Crest Acquisition Corp.
    		CENTRAL INDEX KEY:			0001803914
    		STANDARD INDUSTRIAL CLASSIFICATION:	BLANK CHECKS [6770]
    		IRS NUMBER:				371958714
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEFA14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-39312
    		FILM NUMBER:		201247462

    	BUSINESS ADDRESS:
    		STREET 1:		311 WEST 43RD STREET
    		STREET 2:		12TH FLOOR
    		CITY:			NEW YORK
    		STATE:			NY
    		ZIP:			10036
    		BUSINESS PHONE:		(314) 650-1069

    	MAIL ADDRESS:
    		STREET 1:		311 WEST 43RD STREET
    		STREET 2:		12TH FLOOR
    		CITY:			NEW YORK
    		STATE:			NY
    		ZIP:			10036
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEFA14A
    <SEQUENCE>1
    <FILENAME>tm2033762d3_defa14a.htm
    <DESCRIPTION>DEFA14A
    <TEXT>
    Document 1 - file: tm2033762d3_defa14a.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>tm2033762d1_defa14aimg001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: tm2033762d1_defa14aimg001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>tm2033762d1_defa14aimg002.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: tm2033762d1_defa14aimg002.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>tm2033762d1_defa14aimg003.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: tm2033762d1_defa14aimg003.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>tm2033762d1_defa14aimg004.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: tm2033762d1_defa14aimg004.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>tm2033762d1_defa14aimg005.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: tm2033762d1_defa14aimg005.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>